1590s, from Latin ululationem (nominative ululatio) "a howling or wailing," noun of action from past-participle stem of ululare "to howl, yell, shriek, wail, lament loudly," from a reduplicated imitative root (source also of Greek ololyzein "to cry aloud," Sanskrit ululih "a howling," Lithuanian uliuoti "to howl," Gaelic uileliugh "wail of lamentation," Old English ule "owl").

also Omayyad, member of a Muslim dynasty which ruled the Caliphate 661-750 C.E. and in 756 C.E. founded an emirate in Spain, 1758, from Arabic, from Umayya, proper name of an ancestor of Muhammad from whom the dynasty claimed descent.